baber/WOPTO huggingface dataset:
Patent DE-1915562-A1 (DE)
Title: Nuclear reactor core unit with coolant - seals
Inventor: JOHN BROUGHTON KENNETH
IPC: G21C19/04
Filed: 1969-03-27
Abstract: A number of loading paths for access to the channels in the reactor core, core units and a means of transferring these units in the loading paths into and out of the channels are provided. The individual core units have a sealing ring around the end which first enters the channel to prevent flow of coolant over the outer surfaces of the units.
Patent DE-1959945-A1 (DE)
Title: Wetted switch contacts for use in gas - filled devices
Inventor: RETTIG ROBERT DIPL-PHYS
IPC: H01H1/08
Filed: 1969-11-28
Abstract: Wetted switch contacts for use in gas filled devices. A basic contact material of palladium alloy e.g. palladium-nickel with a preponderance of palladium, is enriched especially in current carrying wetted areas with hydrogen by annealing in a protective gas atmosphere e.g. hydrogen with nitrogen, argon or the like, immediately before the mercury is applied to those surfaces, by dipping. The gas filling in the device contains free hydrogen, for a free interchange and is also a mixture with nitrogen, argon or the like.
Patent DE-2015626-A1 (DE)
Title: Impregnating fluid supply appt
IPC: D06B1/10
Filed: 1970-04-02
Abstract: Impregnating fluid supply appts. associated with textile web impregnating devices having a vat and a pair of rollers disposed above the vat is formed by two doctor blades extending along the whole length of the rollers on diametrally opposite sides of the nip and supplied with the impregnating fluid through respective pipes. Setting of fluid on roller peripheries is prevented.
Patent DE-2015668-A1 (DE)
Title: Twisting machine for knitting yarn
IPC: D01H1/10
Filed: 1970-04-02
Abstract: Twisting machine has a twisting arrangement mounted on a support frame and a motor is provided to rotate the assembly. The rotatable body has a coaxial, tubular part which penetrates it, the body being aligned with the tubular part by members which are capable of effecting a relative movement of the former wrt the latter so that the tubular part remains stationary on rotating the movable body. Further members are provided to wind the twisted yarn coming from the twisting assembly.
Patent DE-2029191-A1 (DE)
Title: Fluoroacetamide tickicides -n-(2,2,2-trichloro-1-phenylthioethyl) - fluoroacetamides and their prepn
IPC: A01N39/00
Filed: 1970-06-13
Abstract: Fluoroacetamide tickicides - N-(2,2,2,-trichloro-1-phenylthioethyl)-fluoroacetamides and their prepn. Cpds of formula: (where R=halogen and n=2 or 3, or R=t-Bu and n=1) are tickicides and also insecticides, acaricides, selective rodenticides, fungicides and bactericides, and may be prepd by reacting a (R)n-substd. thiophenol (or its alkali metal or NH4 salt) with N-(2,2,2-trichloro-1-chloroethyl)fluoroacetamide.
Patent DE-2034384-A1 (DE)
Title: Epitaxial single crystal film
IPC: H01L21/205
Filed: 1970-07-10
Abstract: Epitaxial mixture consists of a monocrystalline, electrically insulating substrate selected from sapphire, spinel, chrysoberyl, gadolinium-gallium garnet, Be oxide, Th oxide, CaF2, BaF2 and a film of a single crystal, consisting of binary and ternary semiconductor mixtures, such as the gps. III - V, which are deposited epitaxially on the substrate, while the component of the group IV is selected from Al, In for the binary case, and Al Ga, AlIN, GaIn and AlGaIn for the ternary case, and the component of group V is selected from As, Sb and P. Film pref. consists of Ga As (P or Sb)x (where x = 0 - 1). Used for making intergrated circuits.
Patent DE-2041797-A1 (DE)
Title: High m wt polyarylene dihydrotetrazine prodn - by bone step process and using less hydrazine hydrate
Inventor: STEFFEN KLAUS-DIETER DIPL-CHEM
IPC: C08G73/06
Filed: 1970-08-22
Abstract: Polyarylene dihydrotetrazines of formula:- are prepd. by reacting aromatic dinitrile with hydrazine hydrate, with addition of S, in solvent, at 50-180 degrees C. Products are suitable for use as polymeric dyes, or in mfe. of red-protective films.
Patent DE-2046305-A1 (DE)
Title: Mixed bed ion exchange unit - with conical bottom
IPC: B01D15/04
Filed: 1970-09-19
Abstract: An ion exchange unit on the single-column (mixed bed) principle, has a raised conical bottom to assist rapid and reliable separation of the cationic and anionic resins.
Patent DE-2046948-A1 (DE)
Title: Cholinesterase inhibiting compsn - contg diethyl -trichloropentyl phosphate
IPC: A61K9/00
Filed: 1970-09-23
Abstract: Compsns. contain diethyl trichloropentyl phosphates of formula: They are used as hypotensive agents in glaucoma; myotics for eye injuries in post-operative treatment and mydriatic antagonists for neutralising medicamental mydriasis. Prepn. is by reaction of EtOH with PCl3 to give diEt-chlorophosphate then reacting this in the presence of pyridine with chloropentyl alcohol. Formulation is as 0.5-2.0% soln. in e.g. olive oil for injection or 5% for eye drops.
Patent DE-2061921-A1 (DE)
Title: Composite masts having foam polyurethane - core within a stressed fibre reinforced poly
IPC: B63B15/00
Filed: 1970-12-16
Abstract: Masts or poles made by process disclosed in Belgian application PV 49683 to produce a foamed (polyurethane) core under compression within a sheath of rigid material (under tension), esp. where sheath made of polyester impregnated glass, boron or carbon fibres. Masts may have integral internal or external re-entrant channels along one side (for sail luff cord), may be reinforced internally by strips of fibre reinforced material. Composites are more uniform, reproducible, flexible, buoyant and stronger than wooden masts, require less manual manufacture.
Patent DE-2117456-A1 (DE)
Title: Ion exchange filter - esp small size for softening or demineralizing of water
IPC: B01J47/022
Filed: 1971-04-10
Abstract: The resin mass is enclosed in a container, whose top esp. tapered, can be opened for removal and refilling and the liquid flows axially upwards through it. To ensure uniform distribution over the cross-section and hence more efficient utilisation of each resin charge, the liquid passes through perforation in a tight fitting flexible distributor plate spaced away from the floor proper by ribs, studs or the like moulded into the surface of one or the other. A porous foam disc over the distributor plate and/or a porous top plug may be added.
Patent DE-2134195-A1 (DE)
Title: Electronic component solder paste applicator - with multiple applicator punches
Inventor: BODEWIG MANFRED
IPC: B23K3/06
Filed: 1971-07-09
Abstract: The applicator comprises a reservoir with solder paste into which are dipped applicator punches with end recesses. These are attached to a vertically displacable slide, and on being lowered apply the paste to the component which is slid underneath the punches. In the prefd. design a plate with dispensing trays is raised and lowered into the solder paste and the punches pick up the solder from this tray. The device is used in the mass manufacture of telecommunication equipment such as channel selectors and printed circuit boards.
Patent DE-2154369-A1 (DE)
Title: Hexa-nuclear aluminium complexes - used together with dolomite in self-neutralising tanning agents
Inventor: ERDMANN HANS DR
IPC: C07F5/06
Filed: 1971-11-02
Abstract: Title complexes of formula Al6Rm(OH5-m(H2O)6 3+X- (where R is epsilon-aminocaproic acid residue (bound as Al-R-Al) m is 1-15 and X is (in)org. acid anion) are prepd by reacting an Al salt of an (in)org. acid 2 with (a) 0.166-2.5 moles epsilon -amino caproic acid or its alkali salts or lactam and (b) an alkali in amts equiv. to 2.5 OH gps. minus the amt of OH gps. taken up with the alkali salt or the basicity of the Al salt. The complex is mixed with dolomite to a pH of 5.8-6.0 to give hydrolysis resistant tanning agents esp. useful for skins pre-treated with aldehyde.
Patent DE-2155601-A1 (DE)
Title: Welding plastic profiles - with automatic removal of weld bulge by saw
IPC: B29C37/04
Filed: 1971-11-09
Abstract: Plastic profiles are welded by stretching a no. of stacked profiles on a carriage, holding the profiles in a parallel position by distance holders of exactly similar dimensions, welding together the profiles, cooling, and removing the bulge at the weld between adjacent profiles by a saw cut. Specif. the cut width of the saw blade corresponds exactly to the size of the distance holder. The distance holders are already placed in position during profile prodn. so as to form a unit with at least one profile. Before welding the profile stack is pressed together firmly by clamps and fastened to the holder of the carriage. After cooling the stack by welded profiles is pushed as a whole without releasing the clamps against the saw.
Patent DE-2156256-A1 (DE)
Title: Flaky-pastry prodn machine - with automatic fat spraying system above conveyor for successive leaves (stacked together)
IPC: A21B3/16
Filed: 1971-11-08
Abstract: The spray nozzles are arranged above a sliding grating below which is a catcher tank for excess fat. A jet-pump suction mixer in this tank feeds homogenised fat via the pump to the nozzles and interposed is a five way selector valve whose other three ways are connected to reservoirs for confectioners cream, fruit preserves, liquid sugar icing etc. so that by use of the appropriate control unit with the required programme such goods as cream-slices. Danish pastries, etc. can be produced without any manual operations to apply the fillings, etc. to the individual pastry leaves as they are stacked together.
Patent DE-2205387-A1 (DE)
Title: Moisture curable zinc rich paint - contng silicate binder and alkali
Inventor: OKEN AARON
IPC: C09D5/10
Filed: 1972-02-04
Abstract: Zinc rich paint having alkyl polysilicate as a binder contains sufficient (pref. 1-15 wt.% on silicate) of an alkali metal alkoxide such as Na ethoxide to catalyst hardening of the paint. Coatings of the above are moisture curable to very hard, tough coatings.
Patent DE-2238880-A1 (DE)
Title: Stirring and aerating device - with impellers for local circulation and aera-tion through partitions
Inventor: MICHAJLOW JEWGENIJ LEONIDOWITS
IPC: B01F15/00
Filed: 1972-08-07
Abstract: A stirring and aerating device for use in appts. for mass exchange in the chemical industry, in fermentation appts. and in metallurgical wet processes, consists of a vertical shaft with impellers, each separated from the next by a partition. A cylinder with a swaged-out part forms an annular gap with each impeller to produce a directional circulation. The aeration medium is introduced through peripheral holes in an annulus attached to each partition.
Patent DE-2244209-A1 (DE)
Title: Synthetic leather, foam-filled upholstery - having a air-permeable integral skin
Inventor: SUZUKI TSUTOMU
IPC: B29B7/00
Filed: 1972-09-08
Abstract: An alcoholic soln: of a copolymer obtd. by soln. polymn. of a compsn. comprising 50 - 70 wt.% of a hydroxyalkylester acrylate monomer and the remainder (to 100%) of a hydroxyalkylester methacrylate monomer is applied onto the outer surface of an imitation leather (e.g. celluar PVC) and allowed to dry to form a firmly adhering film of air-impermeable water-sol. polymer; the imitation leather is vacuum-formed in a mould; a foamable liquid (e.g. polyurethane) is cast into the mould where it is foamed and then solidifies; and the copolymer film adhering to the surface of the imitation leather is finally washed off after removal of the resulting moulding from the mould. Integrally moulded upholstery having a "breathing" skin is mfrd. by this simple method. Suitable for prodn. e.g. of motor vehicle seats.
Patent DE-2329339-A1 (DE)
Title: Rapidly erected plastics or glass building blocks - with geometry designed to obviate need for using mortar
Inventor: NEBGEN KONRAD
IPC: E04B2/14
Filed: 1973-06-08
Abstract: Each block is vertically dove-tailed and horizontally tongue-and-grooved so as to enable wall laying in the normal manner. Special corner and half blocks are provided and the whole. Block System is light and speedly erected. Inserts are provided within each block or accommodating plastic balls which act as a heat insulating layer. The half block versions are provided with a central hollow space for accommodating a support, this the bricks are espec. used for lining cellars or basements and to make them moisture proof may be additionally provided with a sprayed on plastic coating to protect them against the effects of aggressive drainage waters.
Patent DE-2335505-A1 (DE)
Title: Circuit determining gaps in synchronisation impulse track on audio tap - is used where tape is played on fast stop instrument
Inventor: SEVERLOH HORST
IPC: G11B27/10
Filed: 1973-07-12
Abstract: The circuit may be used with a magnetic tape player with a fast stop facility, where the player is operated as part of a film projector and tape player system for films with sound commentary. The magnetic tape has one track dedicated to impulses recorded in synchronisation with the film frames. The circuit incorporates a mono-vibrator whose outlet is connected to an inlet of an AND-gate controlled by impulses from the synchronisation impulse track. The outlet of the AND gate is connected to the control inlet of the fast stop device, its second inlet being connected to a catch switch. The mono-vibrator switching time is greater than the gap between two successive impulses, but less than that between one impulse and the next but one.
Patent DE-2340537-A1 (DE)
Title: Internally cooled double walled oven door - has perforated metal plate before transparent inspection window
Inventor: BOHNET ARMON
IPC: F24C15/04
Filed: 1973-08-10
Abstract: In front of the inspection window in the door and spaced from it is a sheet of perforated or expanded metal, a hollow ventilated wall being thus formed between the window and sheet. The unperforated surface of the sheet can be 30 to 50% of the perforated area, the holes being between 1.8 and 3mm dia. The surface of the sheet towards the glass can be reflective, or enamelled. The sheet pref. extends over the whole door and is supported elastically by U-section rails. The window extending over the centre of the door only.
Patent DE-2344126-A1 (DE)
Title: Video disc playback appts. used for television recordings - has reproduction head moved along radius of disc
Inventor: JAHNEL BENNO DIPL-PHYS
IPC: G11B27/30
Filed: 1973-08-30
Abstract: The reproduction head (6) is moved along a radius of the rotating disc (1) by applying force impulses in synchronisation with the disc rotation; pref. under the control of signals contained in the video recording. The impulses are applied via electromagnetic armature associated with the reproduction head (6) and the force of the impulses is variable to regulate the rate of advance. The disc (1) is supported above a rotating turntable (2) via an air cushion provided by means (5) at the centre of the turntable (2). The reproduction head (6) may be moved along a radial beam via a motor-driven drive cable (7).
Patent DE-2345182-A1 (DE)
Title: Water cooled welding gun with glass cloth insulation - has water-tight seal and prevents electrolytic corrosion
Inventor: CLOOS ERWIN
IPC: B23K9/28
Filed: 1973-09-07
Abstract: The welding gun barrel is lined with a layer of woven glass cloth and houses the nozzle holder. The nozzle holder carries the gas distributor and the flow nozzle which are screwed together with a taper thread. The nozzle holder has a central tube for the gas supply and this central tube is surrounded by an annulus connected to the water inlet pipe and outlet pipe. The annulus is divided by longitudinal ribs so that the cooling water flows backwards and forwards several times over the outer surface of the gas supply pipe.
Patent DE-2352276-A1 (DE)
Title: Comb-like programming strip for typewriter tabulator - is made from moulded plastic and has teeth which can be broken off as required
Inventor: FOLKENS DIETER
IPC: B41J21/04
Filed: 1973-10-18
Abstract: The number and spacing of the teeth on the comb correspond to those of the slides on the slide rail. Each tooth has a thinner and therefore weakened region near its base to facilitate its separation from the body of the comb. By removing certain teeth, the required tabulation can be created and put into operation by inserting the comb into an opening in the front panel of the typewriter. The ends of the comb comprise enlarged guide teeth with inclined leading edges to facilitate its insertion into the panel opening. A scale on the comb face coincides with the position indicator scale on the typewriter. The main body of the comb has a roughened area on which details of the tabulating programme can be written.
Patent DE-2363356-A1 (DE)
Title: Ultrasonic measuring equipment for pipe walls and diameter - with several test heads to obviate pipe rotation
Inventor: WERNEYER ROLF DIPL PHYS
IPC: G01B17/02
Filed: 1973-12-20
Abstract: The equipment has two test heads for simultaneous measurement of wall thickness and diameter of pipes, whereby the heads are on opposite sides of the pipe and a fixed distance apart. The wall thickness near one head is measured with this head by the pulse resonance technique and then the wall thickness near the other head is measured. The distance between head and pipe surface is determined for both heads by the pulse transit time method and the two distances are subtracted from the distance between the heads. The resulting values are then indicated and/or recorded.
Patent DE-2364231-A1 (DE)
Title: Traversing system drive - has friction wheel at right angles to taper faces of other two
Inventor: SCHELL WOLFGANG
IPC: B65H54/42
Filed: 1973-12-22
Abstract: System for use in the prodn. of coils has a traversing system where the drive to taper wheels running in opposite directions is taken from the friction roller shaft, e.g., in a thread guiding drive with a reversing screwed shaft. The friction wheel providing the drive is arranged a right angles to the taper faces of the two taper wheels. Reversal of the friction wheel traverse movement can be effected in a direction parallel to these faces. The friction wheel can be so designed that power transmission is still assured when only one of the taper wheels is changed.
Patent DE-2402867-A1 (DE)
Title: Steering column lock cover - envelopes lock well and has fixing extrusions meshing with column switch elements
Inventor: ERDELITSCH HERBERT
IPC: B60R25/021
Filed: 1974-01-22
Abstract: On previous designs the access opening for the steering column lock has to be covered with a lid requiring additional fastening by screws. This results in difficult assembly and requires provision for tappings on the steering column switch body. The arrangement of the specially shaped extrusions on the inside part of the cover meshing with corresponding extrusions on the switch body are such that the lock and cover are fitted simultaneously and fixed with the same screws as the steering column switch. The cover is fitted with a reinforced rim and an inner groove for holding down in positive manner the cylinder lock in the wall.
Patent DE-2407254-A1 (DE)
Title: Transparent plastics skylight - has hollow profile frame containing shells spacing profile and reinforcement with apron on exterior
Inventor: STOLBERG FRITZ R DIPL ING
IPC: E04D13/03
Filed: 1974-02-15
Abstract: The sky light has a plastics hollow profile frame in which one or more shells are spring positioned between a stop flange and a detachable holding profile. A spacing profile is positioned to run beneath the edge of the upper dish and this profile has sealing lips formed of hard plastic which point outwards and the profile has a flexible water run-off bar. The hollow profile forming the frame has a chamber into which a metal profile or reinforcement can be inserted and the frame has an apron on its exterior.
Patent DE-2419439-A1 (DE)
Title: Low-lead anti-knock fuels - contg. mixts of methyl tert butyl ether and methanol
Inventor: DROSTE WILHELM
IPC: C10L1/02
Filed: 1974-04-23
Abstract: Antiknock fuels for petrol engines, consisting of usual hydrocarbon mixts. contg. 0.1-0.4g. Pb/l. and up to 20 vol. % mixt. of 80-90 wt. % methyl tert. butyl ether and 20-10 wt. % methanol. The research octane number is equal to, and the more important motor octane number is higher than that of mixts. contg. the same volume of the pure ether. There is no tendency for sepn. of a second phase at low temps. and use of anti-icing additives is unnecessary. The additive mixt. shows a synergistic action is reducing the CO concn. in the exhaust gases to below that achieved by either component separately. Prodn. is simplified in that the crude ether obtd. from reaction of isobutene and methanol can be used directly, without sepn. of excess methanol.
Patent DE-2427015-A1 (DE)
Title: Closing flap for vehicle glove compartment - has individual internal container formed in double wall with hinged lid
Inventor: BAUSCH HELMUT
IPC: B60R7/06
Filed: 1974-06-04
Abstract: The flap (10) is double-walled, and has an internal container, which is accessible via one of the walls, (11, 12). The container may be integrally formed with the outer wall. The access aperture has hinged cover (30). A press catch (32) is provided along the upper face of the flap and can double up as an opening knob. The flap can be hinged along its lower edge, and the cover is similarly hinged to the flap along its lower edge. The small container can be used for cigarettes, paper or essential information e.g. blood groups etc.
Patent DE-2427604-A1 (DE)
Title: Humidity retainer for plant soil oon gon graves - includes trough with perforated lid and protruding insertion pieces
Inventor: BABIENEK ALFRED
IPC: A01G27/04
Filed: 1974-06-07
Abstract: The container is in the form of a trough with a lid fitting on, in which are holes. Absorbent insertion-pieces, for example porous stones, fit into the holes. The insertion pieces draw water by means of capillar action, from the container to the soil on the grave. The plants on the grave are thereby kept watered for quite long periods of drought. A filler-pipe is placed at one point in the lid, and protrudes upwards out of the flower-bed. In order that the lid should not be pressed downwards by the earth on top of it, a cross-piece support is placed beneath the lid. The container can be of plastics or rust-proof sheet-metal, and preferably holds sixty litres of water.
Patent DE-2427900-A1 (DE)
Title: Film projector for forward or reverse running - has curved film guide and film tensioning system which activates drive system
Inventor: LEISRING HERBERT DIPL ING
IPC: G03B1/42
Filed: 1974-06-10
Abstract: A film projector for forward or back running with a curved film guide path (3) in the projection region has a device (12, 13) which slackens off the tension of the two tensioning and film retaining springs (16, 17) during back running of the projector. Control devices are provided which work in conjunction with the start/reverse running controls, and which first set the tension of the tensioning springs (16, 17) on the curved guide path (3) for the appropriate film running direction and only then allow running of the drive system. The film guide path (3) is gently curved and spring may be used to press the film (8) against it.
Patent DE-2432757-A1 (DE)
Title: Hydroxy gp.-contg. polyethyleneglycol diethers - useful as foam inhibitors esp. against washing agents etc.
Inventor: ANDREE HANS DIPL CHEM DR
IPC: C08G65/26
Filed: 1974-07-08
Abstract: Polethylene glycol diethers contg. OH gps. of formula R-CHR'-CH2O(CH2CH2O)n-CH2CHR"-OH (in which R is 4-12C straight-chain alkyl; R' is H or 2-10C straight-chain alkyl; R" is 4-18C straight-chain alkyl; the total C atoms in R, R' and R" is 12-34; n is 2-20) are useful as foam inhibitors in washing, rinsing and cleaning fluids, in boiler feed water, fermentation solns. and in sugar and paper industries. Give excellent foam suppression of anionic ampholytic, cationic and esp. non-ionic detergents.